That wasn't the hunky 25-year-old's last kinky interaction. After he shared the handcuff tale with the press, "another fan later came to me and upped the ante," he said, "and brought some furry ones. [She] opened her robe up and had a little outfit on. That was fun!"

But Lutz -- who plays vampire Emmett Cullen in the saga -- doesn't mind red carpet hysteria. "I love this!" he gushed Thursday. "This is my first premiere in London, and I couldn't have asked for a better one. And I love the accents!"